Lines Matching full:cam
129 struct zr364xx_camera *cam; member
137 void *cam; /* back pointer to zr364xx_camera struct */ member
343 struct zr364xx_camera *cam = vq->priv_data; in buffer_setup() local
345 *size = cam->width * cam->height * (cam->fmt->depth >> 3); in buffer_setup()
369 struct zr364xx_camera *cam = vq->priv_data; in buffer_prepare() local
375 if (!cam->fmt) in buffer_prepare()
378 buf->vb.size = cam->width * cam->height * (cam->fmt->depth >> 3); in buffer_prepare()
385 buf->fmt = cam->fmt; in buffer_prepare()
386 buf->vb.width = cam->width; in buffer_prepare()
387 buf->vb.height = cam->height; in buffer_prepare()
407 struct zr364xx_camera *cam = vq->priv_data; in buffer_queue() local
412 list_add_tail(&buf->vb.queue, &cam->vidq.active); in buffer_queue()
441 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_read() local
452 if (mutex_lock_interruptible(&cam->lock)) in zr364xx_read()
462 err = videobuf_read_one(&cam->vb_vidq, buf, count, ppos, in zr364xx_read()
465 mutex_unlock(&cam->lock); in zr364xx_read()
477 static void zr364xx_fillbuff(struct zr364xx_camera *cam, in zr364xx_fillbuff() argument
489 last_frame = cam->last_frame; in zr364xx_fillbuff()
491 tmpbuf = (const char *)cam->buffer.frame[last_frame].lpvbits; in zr364xx_fillbuff()
500 cam->last_frame = -1; in zr364xx_fillbuff()
508 buf->vb.field_count = cam->frame_count * 2; in zr364xx_fillbuff()
513 static int zr364xx_got_frame(struct zr364xx_camera *cam, int jpgsize) in zr364xx_got_frame() argument
515 struct zr364xx_dmaqueue *dma_q = &cam->vidq; in zr364xx_got_frame()
521 spin_lock_irqsave(&cam->slock, flags); in zr364xx_got_frame()
539 zr364xx_fillbuff(cam, buf, jpgsize); in zr364xx_got_frame()
543 spin_unlock_irqrestore(&cam->slock, flags); in zr364xx_got_frame()
552 static int zr364xx_read_video_callback(struct zr364xx_camera *cam, in zr364xx_read_video_callback() argument
558 s32 idx = cam->cur_frame; in zr364xx_read_video_callback()
559 struct zr364xx_framei *frm = &cam->buffer.frame[idx]; in zr364xx_read_video_callback()
566 if (cam->method == METHOD0) { in zr364xx_read_video_callback()
573 if (!cam->b_acquire) { in zr364xx_read_video_callback()
585 dev_info(&cam->udev->dev, in zr364xx_read_video_callback()
619 dev_info(&cam->udev->dev, in zr364xx_read_video_callback()
633 cam->last_frame = cam->cur_frame; in zr364xx_read_video_callback()
634 cam->cur_frame++; in zr364xx_read_video_callback()
636 if (cam->cur_frame == cam->buffer.dwFrames) in zr364xx_read_video_callback()
637 cam->cur_frame = 0; in zr364xx_read_video_callback()
661 DBG("Bogus frame ? %d\n", ++(cam->nb)); in zr364xx_read_video_callback()
662 } else if (cam->b_acquire) { in zr364xx_read_video_callback()
664 if (cam->skip) in zr364xx_read_video_callback()
665 cam->skip--; in zr364xx_read_video_callback()
672 zr364xx_got_frame(cam, frm->cur_size); in zr364xx_read_video_callback()
675 cam->frame_count++; in zr364xx_read_video_callback()
686 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_querycap() local
689 if (cam->udev->product) in zr364xx_vidioc_querycap()
690 strscpy(cap->card, cam->udev->product, sizeof(cap->card)); in zr364xx_vidioc_querycap()
691 strscpy(cap->bus_info, dev_name(&cam->udev->dev), in zr364xx_vidioc_querycap()
723 struct zr364xx_camera *cam = in zr364xx_s_ctrl() local
730 send_control_msg(cam->udev, 1, 0x2001, 0, NULL, 0); in zr364xx_s_ctrl()
732 send_control_msg(cam->udev, 1, temp, 0, NULL, 0); in zr364xx_s_ctrl()
763 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_try_fmt_vid_cap() local
766 if (!cam) in zr364xx_vidioc_try_fmt_vid_cap()
794 struct zr364xx_camera *cam; in zr364xx_vidioc_g_fmt_vid_cap() local
798 cam = video_drvdata(file); in zr364xx_vidioc_g_fmt_vid_cap()
802 f->fmt.pix.width = cam->width; in zr364xx_vidioc_g_fmt_vid_cap()
803 f->fmt.pix.height = cam->height; in zr364xx_vidioc_g_fmt_vid_cap()
813 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_s_fmt_vid_cap() local
814 struct videobuf_queue *q = &cam->vb_vidq; in zr364xx_vidioc_s_fmt_vid_cap()
816 int ret = zr364xx_vidioc_try_fmt_vid_cap(file, cam, f); in zr364xx_vidioc_s_fmt_vid_cap()
824 if (videobuf_queue_is_busy(&cam->vb_vidq)) { in zr364xx_vidioc_s_fmt_vid_cap()
830 if (cam->owner) { in zr364xx_vidioc_s_fmt_vid_cap()
836 cam->width = f->fmt.pix.width; in zr364xx_vidioc_s_fmt_vid_cap()
837 cam->height = f->fmt.pix.height; in zr364xx_vidioc_s_fmt_vid_cap()
839 cam->width, cam->height); in zr364xx_vidioc_s_fmt_vid_cap()
843 cam->vb_vidq.field = f->fmt.pix.field; in zr364xx_vidioc_s_fmt_vid_cap()
857 if (cam->method == METHOD3) { in zr364xx_vidioc_s_fmt_vid_cap()
871 header2[437] = cam->height / 256; in zr364xx_vidioc_s_fmt_vid_cap()
872 header2[438] = cam->height % 256; in zr364xx_vidioc_s_fmt_vid_cap()
873 header2[439] = cam->width / 256; in zr364xx_vidioc_s_fmt_vid_cap()
874 header2[440] = cam->width % 256; in zr364xx_vidioc_s_fmt_vid_cap()
876 for (i = 0; init[cam->method][i].size != -1; i++) { in zr364xx_vidioc_s_fmt_vid_cap()
878 send_control_msg(cam->udev, 1, init[cam->method][i].value, in zr364xx_vidioc_s_fmt_vid_cap()
879 0, init[cam->method][i].bytes, in zr364xx_vidioc_s_fmt_vid_cap()
880 init[cam->method][i].size); in zr364xx_vidioc_s_fmt_vid_cap()
882 dev_err(&cam->udev->dev, in zr364xx_vidioc_s_fmt_vid_cap()
892 cam->skip = 2; in zr364xx_vidioc_s_fmt_vid_cap()
907 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_reqbufs() local
909 if (cam->owner && cam->owner != priv) in zr364xx_vidioc_reqbufs()
911 return videobuf_reqbufs(&cam->vb_vidq, p); in zr364xx_vidioc_reqbufs()
919 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_querybuf() local
920 rc = videobuf_querybuf(&cam->vb_vidq, p); in zr364xx_vidioc_querybuf()
929 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_qbuf() local
931 if (cam->owner && cam->owner != priv) in zr364xx_vidioc_qbuf()
933 rc = videobuf_qbuf(&cam->vb_vidq, p); in zr364xx_vidioc_qbuf()
942 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_dqbuf() local
944 if (cam->owner && cam->owner != priv) in zr364xx_vidioc_dqbuf()
946 rc = videobuf_dqbuf(&cam->vb_vidq, p, file->f_flags & O_NONBLOCK); in zr364xx_vidioc_dqbuf()
953 struct zr364xx_camera *cam; in read_pipe_completion() local
963 cam = pipe_info->cam; in read_pipe_completion()
964 if (!cam) { in read_pipe_completion()
982 dev_err(&cam->udev->dev, "wrong number of bytes\n"); in read_pipe_completion()
987 zr364xx_read_video_callback(cam, pipe_info, purb); in read_pipe_completion()
993 pipe = usb_rcvbulkpipe(cam->udev, cam->read_endpoint); in read_pipe_completion()
996 usb_fill_bulk_urb(pipe_info->stream_urb, cam->udev, in read_pipe_completion()
1007 dev_err(&cam->udev->dev, in read_pipe_completion()
1014 static int zr364xx_start_readpipe(struct zr364xx_camera *cam) in zr364xx_start_readpipe() argument
1018 struct zr364xx_pipeinfo *pipe_info = cam->pipe; in zr364xx_start_readpipe()
1019 pipe = usb_rcvbulkpipe(cam->udev, cam->read_endpoint); in zr364xx_start_readpipe()
1020 DBG("%s: start pipe IN x%x\n", __func__, cam->read_endpoint); in zr364xx_start_readpipe()
1028 usb_fill_bulk_urb(pipe_info->stream_urb, cam->udev, in zr364xx_start_readpipe()
1044 static void zr364xx_stop_readpipe(struct zr364xx_camera *cam) in zr364xx_stop_readpipe() argument
1048 if (!cam) { in zr364xx_stop_readpipe()
1053 pipe_info = cam->pipe; in zr364xx_stop_readpipe()
1069 static int zr364xx_start_acquire(struct zr364xx_camera *cam) in zr364xx_start_acquire() argument
1075 cam->last_frame = -1; in zr364xx_start_acquire()
1076 cam->cur_frame = 0; in zr364xx_start_acquire()
1078 cam->buffer.frame[j].ulState = ZR364XX_READ_IDLE; in zr364xx_start_acquire()
1079 cam->buffer.frame[j].cur_size = 0; in zr364xx_start_acquire()
1081 cam->b_acquire = 1; in zr364xx_start_acquire()
1085 static inline int zr364xx_stop_acquire(struct zr364xx_camera *cam) in zr364xx_stop_acquire() argument
1087 cam->b_acquire = 0; in zr364xx_stop_acquire()
1091 static int zr364xx_prepare(struct zr364xx_camera *cam) in zr364xx_prepare() argument
1096 for (i = 0; init[cam->method][i].size != -1; i++) { in zr364xx_prepare()
1097 res = send_control_msg(cam->udev, 1, init[cam->method][i].value, in zr364xx_prepare()
1098 0, init[cam->method][i].bytes, in zr364xx_prepare()
1099 init[cam->method][i].size); in zr364xx_prepare()
1101 dev_err(&cam->udev->dev, in zr364xx_prepare()
1107 cam->skip = 2; in zr364xx_prepare()
1108 cam->last_frame = -1; in zr364xx_prepare()
1109 cam->cur_frame = 0; in zr364xx_prepare()
1110 cam->frame_count = 0; in zr364xx_prepare()
1112 cam->buffer.frame[j].ulState = ZR364XX_READ_IDLE; in zr364xx_prepare()
1113 cam->buffer.frame[j].cur_size = 0; in zr364xx_prepare()
1115 v4l2_ctrl_handler_setup(&cam->ctrl_handler); in zr364xx_prepare()
1122 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_streamon() local
1130 if (cam->owner && cam->owner != priv) in zr364xx_vidioc_streamon()
1133 res = zr364xx_prepare(cam); in zr364xx_vidioc_streamon()
1136 res = videobuf_streamon(&cam->vb_vidq); in zr364xx_vidioc_streamon()
1138 zr364xx_start_acquire(cam); in zr364xx_vidioc_streamon()
1139 cam->owner = file->private_data; in zr364xx_vidioc_streamon()
1147 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_vidioc_streamoff() local
1152 if (cam->owner && cam->owner != priv) in zr364xx_vidioc_streamoff()
1154 zr364xx_stop_acquire(cam); in zr364xx_vidioc_streamoff()
1155 return videobuf_streamoff(&cam->vb_vidq); in zr364xx_vidioc_streamoff()
1162 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_open() local
1167 if (mutex_lock_interruptible(&cam->lock)) in zr364xx_open()
1181 mutex_unlock(&cam->lock); in zr364xx_open()
1188 struct zr364xx_camera *cam = in zr364xx_release() local
1192 v4l2_device_unregister(&cam->v4l2_dev); in zr364xx_release()
1194 videobuf_mmap_free(&cam->vb_vidq); in zr364xx_release()
1198 if (cam->buffer.frame[i].lpvbits) { in zr364xx_release()
1199 DBG("vfree %p\n", cam->buffer.frame[i].lpvbits); in zr364xx_release()
1200 vfree(cam->buffer.frame[i].lpvbits); in zr364xx_release()
1202 cam->buffer.frame[i].lpvbits = NULL; in zr364xx_release()
1205 v4l2_ctrl_handler_free(&cam->ctrl_handler); in zr364xx_release()
1207 kfree(cam->pipe->transfer_buffer); in zr364xx_release()
1208 kfree(cam); in zr364xx_release()
1214 struct zr364xx_camera *cam; in zr364xx_close() local
1219 cam = video_drvdata(file); in zr364xx_close()
1221 mutex_lock(&cam->lock); in zr364xx_close()
1222 udev = cam->udev; in zr364xx_close()
1224 if (file->private_data == cam->owner) { in zr364xx_close()
1226 if (cam->b_acquire) in zr364xx_close()
1227 zr364xx_stop_acquire(cam); in zr364xx_close()
1228 videobuf_streamoff(&cam->vb_vidq); in zr364xx_close()
1231 send_control_msg(udev, 1, init[cam->method][i].value, in zr364xx_close()
1232 0, init[cam->method][i].bytes, in zr364xx_close()
1233 init[cam->method][i].size); in zr364xx_close()
1235 cam->owner = NULL; in zr364xx_close()
1242 mutex_unlock(&cam->lock); in zr364xx_close()
1249 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_mmap() local
1252 if (!cam) { in zr364xx_mmap()
1253 DBG("%s: cam == NULL\n", __func__); in zr364xx_mmap()
1258 ret = videobuf_mmap_mapper(&cam->vb_vidq, vma); in zr364xx_mmap()
1269 struct zr364xx_camera *cam = video_drvdata(file); in zr364xx_poll() local
1270 struct videobuf_queue *q = &cam->vb_vidq; in zr364xx_poll()
1326 static int zr364xx_board_init(struct zr364xx_camera *cam) in zr364xx_board_init() argument
1328 struct zr364xx_pipeinfo *pipe = cam->pipe; in zr364xx_board_init()
1331 DBG("board init: %p\n", cam); in zr364xx_board_init()
1333 pipe->cam = cam; in zr364xx_board_init()
1343 cam->b_acquire = 0; in zr364xx_board_init()
1344 cam->frame_count = 0; in zr364xx_board_init()
1349 cam->buffer.frame[i].lpvbits = vmalloc(MAX_FRAME_SIZE); in zr364xx_board_init()
1352 &cam->buffer.frame[i], i, in zr364xx_board_init()
1353 cam->buffer.frame[i].lpvbits); in zr364xx_board_init()
1354 if (!cam->buffer.frame[i].lpvbits) { in zr364xx_board_init()
1362 kfree(cam->pipe->transfer_buffer); in zr364xx_board_init()
1363 cam->pipe->transfer_buffer = NULL; in zr364xx_board_init()
1366 cam->buffer.dwFrames = i; in zr364xx_board_init()
1370 cam->buffer.frame[i].ulState = ZR364XX_READ_IDLE; in zr364xx_board_init()
1371 cam->buffer.frame[i].cur_size = 0; in zr364xx_board_init()
1374 cam->cur_frame = 0; in zr364xx_board_init()
1375 cam->last_frame = -1; in zr364xx_board_init()
1379 zr364xx_start_readpipe(cam); in zr364xx_board_init()
1388 struct zr364xx_camera *cam = NULL; in zr364xx_probe() local
1402 cam = kzalloc(sizeof(*cam), GFP_KERNEL); in zr364xx_probe()
1403 if (!cam) in zr364xx_probe()
1406 cam->v4l2_dev.release = zr364xx_release; in zr364xx_probe()
1407 err = v4l2_device_register(&intf->dev, &cam->v4l2_dev); in zr364xx_probe()
1410 kfree(cam); in zr364xx_probe()
1413 hdl = &cam->ctrl_handler; in zr364xx_probe()
1423 cam->method = id->driver_info; in zr364xx_probe()
1424 mutex_init(&cam->lock); in zr364xx_probe()
1425 cam->vdev = zr364xx_template; in zr364xx_probe()
1426 cam->vdev.lock = &cam->lock; in zr364xx_probe()
1427 cam->vdev.v4l2_dev = &cam->v4l2_dev; in zr364xx_probe()
1428 cam->vdev.ctrl_handler = &cam->ctrl_handler; in zr364xx_probe()
1429 video_set_drvdata(&cam->vdev, cam); in zr364xx_probe()
1431 cam->udev = udev; in zr364xx_probe()
1436 cam->width = 160; in zr364xx_probe()
1437 cam->height = 120; in zr364xx_probe()
1441 cam->width = 640; in zr364xx_probe()
1442 cam->height = 480; in zr364xx_probe()
1446 cam->width = 320; in zr364xx_probe()
1447 cam->height = 240; in zr364xx_probe()
1456 if (cam->method == METHOD3) { in zr364xx_probe()
1470 header2[437] = cam->height / 256; in zr364xx_probe()
1471 header2[438] = cam->height % 256; in zr364xx_probe()
1472 header2[439] = cam->width / 256; in zr364xx_probe()
1473 header2[440] = cam->width % 256; in zr364xx_probe()
1475 cam->nb = 0; in zr364xx_probe()
1477 DBG("dev: %p, udev %p interface %p\n", cam, cam->udev, intf); in zr364xx_probe()
1484 if (!cam->read_endpoint && usb_endpoint_is_bulk_in(endpoint)) { in zr364xx_probe()
1486 cam->read_endpoint = endpoint->bEndpointAddress; in zr364xx_probe()
1490 if (!cam->read_endpoint) { in zr364xx_probe()
1497 INIT_LIST_HEAD(&cam->vidq.active); in zr364xx_probe()
1498 cam->vidq.cam = cam; in zr364xx_probe()
1500 usb_set_intfdata(intf, cam); in zr364xx_probe()
1503 err = zr364xx_board_init(cam); in zr364xx_probe()
1509 spin_lock_init(&cam->slock); in zr364xx_probe()
1511 cam->fmt = formats; in zr364xx_probe()
1513 videobuf_queue_vmalloc_init(&cam->vb_vidq, &zr364xx_video_qops, in zr364xx_probe()
1514 NULL, &cam->slock, in zr364xx_probe()
1517 sizeof(struct zr364xx_buffer), cam, &cam->lock); in zr364xx_probe()
1519 err = video_register_device(&cam->vdev, VFL_TYPE_VIDEO, -1); in zr364xx_probe()
1526 video_device_node_name(&cam->vdev)); in zr364xx_probe()
1531 v4l2_device_unregister(&cam->v4l2_dev); in zr364xx_probe()
1532 kfree(cam); in zr364xx_probe()
1539 struct zr364xx_camera *cam = usb_get_intfdata(intf); in zr364xx_disconnect() local
1541 mutex_lock(&cam->lock); in zr364xx_disconnect()
1544 video_unregister_device(&cam->vdev); in zr364xx_disconnect()
1545 v4l2_device_disconnect(&cam->v4l2_dev); in zr364xx_disconnect()
1548 if (cam->b_acquire) in zr364xx_disconnect()
1549 zr364xx_stop_acquire(cam); in zr364xx_disconnect()
1551 zr364xx_stop_readpipe(cam); in zr364xx_disconnect()
1552 mutex_unlock(&cam->lock); in zr364xx_disconnect()
1553 v4l2_device_put(&cam->v4l2_dev); in zr364xx_disconnect()
1560 struct zr364xx_camera *cam = usb_get_intfdata(intf); in zr364xx_suspend() local
1562 cam->was_streaming = cam->b_acquire; in zr364xx_suspend()
1563 if (!cam->was_streaming) in zr364xx_suspend()
1565 zr364xx_stop_acquire(cam); in zr364xx_suspend()
1566 zr364xx_stop_readpipe(cam); in zr364xx_suspend()
1572 struct zr364xx_camera *cam = usb_get_intfdata(intf); in zr364xx_resume() local
1575 if (!cam->was_streaming) in zr364xx_resume()
1578 zr364xx_start_readpipe(cam); in zr364xx_resume()
1579 res = zr364xx_prepare(cam); in zr364xx_resume()
1581 zr364xx_start_acquire(cam); in zr364xx_resume()